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14-07-2017
Mathematics

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for f(x)= 1/x^2-3 substitute 3 for x in the function to solve for f(3)

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mebyerley mebyerley

15-07-2017

1/ (3^2) --> 1/9
(1/9) - 3 --> (1/9) - (27/9)
(-26/9) = -2 and 8/9

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